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A new technique for improving the Doppler ultrasound signal for fetal heart rate monitoring
Lauersen, Niels H., Hochberg, Howard M., George, Michael E.D., Tegge, Carlton S., Meighan, James J.Volume:
128
Language:
english
Journal:
American Journal of Obstetrics and Gynecology
DOI:
10.1016/0002-9378(77)90625-1
Date:
June, 1977
File:
PDF, 379 KB
english, 1977